'use strict'
const path = require('path')
const FileManagerPlugin = require('filemanager-webpack-plugin')
const BuildInfoPlugin = require('./build/build-info-plugin')
const defaultSettings = require('./src/settings.js')
function resolve(dir) {
  return path.join(__dirname, dir)
}

const name = defaultSettings.title || '后台管理系统' // page title

const cdn = process.env.NODE_ENV === 'production'
const publicCdnPath = cdn && process.env.VUE_APP_PUBLIC_CDN_PATH

// If your port is set to 80,
// use administrator privileges to execute the command line.
// For example, Mac: sudo npm run
// You can change the port by the following method:
// port = 9527 npm run dev OR npm run dev --port = 9527
const port = process.env.port || process.env.npm_config_port || 9527 // dev port

// All configuration item explanations can be find in https://cli.vuejs.org/config/
module.exports = {
  /**
   * You will need to set publicPath if you plan to deploy your site under a sub path,
   * for example GitHub Pages. If you plan to deploy your site to https://foo.github.io/bar/,
   * then publicPath should be set to "/bar/".
   * In most cases please use '/' !!!
   * Detail: https://cli.vuejs.org/config/#publicpath
   */
  publicPath: cdn ? publicCdnPath : '/',
  outputDir: 'dist',
  assetsDir: 'assets',
  lintOnSave: process.env.VUE_APP_ENV === 'development',
  productionSourceMap: false,
  devServer: {
    proxy: {
      '/api': {
        target: 'https://marketing-api-test.xiangsaopay.com/', // 后台接口域名
        changeOrigin: true, // 是否跨域
        pathRewrite: {
          '^/api': ''
        }
      }
    },
    // port: port,
    open: true
    // host: "api.huiyuan.com",
    // overlay: {
    //   warnings: false,
    //   errors: true
    // }
  },
  configureWebpack: {
    // provide the app's title in webpack's name field, so that
    // it can be accessed in index.html to inject the correct title.
    name: name,
    resolve: {
      alias: {
        '@': resolve('src')
      }
    }
  },
  css: {
    loaderOptions: {
      scss: {
        prependData: `@import "~@/styles/variables.scss";`
      }
    }
  },
  chainWebpack(config) {
    config.externals({
      echarts: 'echarts' // 配置使用CDN
    })

    config.optimization.minimizer('terser').tap(args => {
      args[0].terserOptions.compress.drop_console = true
      return args
    })

    // it can improve the speed of the first screen, it is recommended to turn on preload
    config.plugin('preload').tap(() => [
      {
        rel: 'preload',
        // to ignore runtime.js
        // https://github.com/vuejs/vue-cli/blob/dev/packages/@vue/cli-service/lib/config/app.js#L171
        fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/],
        include: 'initial'
      }
    ])

    // when there are many pages, it will cause too many meaningless requests
    config.plugins.delete('prefetch')

    // set svg-sprite-loader
    config.module
      .rule('svg')
      .exclude.add(resolve('src/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/icons'))
      .end()
      .use('svg-sprite-loader')
      .loader('svg-sprite-loader')
      .options({
        symbolId: 'icon-[name]'
      })
      .end()

    config
      // .when(process.env.NODE_ENV === 'production',
      .when(process.env.NODE_ENV, config => {
        config
          .plugin('ScriptExtHtmlWebpackPlugin')
          .after('html')
          .use('script-ext-html-webpack-plugin', [
            {
              // `runtime` must same as runtimeChunk name. default is `runtime`
              inline: /runtime\..*\.js$/
            }
          ])
          .end()
        config.optimization.splitChunks({
          chunks: 'all',
          cacheGroups: {
            libs: {
              name: 'chunk-libs',
              test: /[\\/]node_modules[\\/]/,
              priority: 10,
              chunks: 'initial' // only package third parties that are initially dependent
            },
            elementUI: {
              name: 'chunk-elementUI', // split elementUI into a single package
              priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
              test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
            },
            commons: {
              name: 'chunk-commons',
              test: resolve('src/components'), // can customize your rules
              minChunks: 3, //  minimum common number
              priority: 5,
              reuseExistingChunk: true
            }
          }
        })
        // https:// webpack.js.org/configuration/optimization/#optimizationruntimechunk
        config.optimization.runtimeChunk('single')
        config.plugin('BuildInfoPlugin').use(BuildInfoPlugin, [
          {
            assetsRoot: path.resolve(__dirname, './dist')
          }
        ])
        config.plugin('FileManagerPlugin').use(FileManagerPlugin, [
          {
            events: {
              onEnd: {
                delete: ['./kd_' + process.env.VUE_APP_ENV + '.zip'],
                archive: [
                  {
                    source: './dist',
                    destination: './kd_' + process.env.VUE_APP_ENV + '.zip'
                  }
                ]
              }
            }
          }
        ])
      })
  }
}
